Home / 994,528,546-1,372,546,369.92-743,196,513.40

Finding the Fourth Proportional to 994,528,546, 1,372,546,369.92 and 743,196,513.40

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Solution

The fourth proportional to 994,528,546, 1,372,546,369.92 and 743,196,513.40 is: 1,025,683,657.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,528,546 : 1,372,546,369.92 = 743,196,513.40 : x
  2. Step 2: Convert to fraction form
    994,528,546/1,372,546,369.92 = 743,196,513.40/x
  3. Step 3: Cross multiply
    994,528,546x = 1,372,546,369.92 × 743,196,513.40
  4. Step 4: Simplify right side
    994,528,546x = 1,020,071,676,604,370,688
  5. Step 5: Solve for x
    x = 1,020,071,676,604,370,688/994,528,546
  6. Step 6: Final answer
    x = 1,025,683,657.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.